1. ABC News Poll. 2010. Trend Data. Storrs, CT: Roper Center for Public Opinion Research, January 2009-June 2010.
2. ABC News/Washington Post Poll (ABC/WP). 2010a. Trend Data. October 1994-June 2010. www.washingtonpost.com/wp-srv/politics/polls/postpoll_060810.html?sid=ST2010050500002/
3. ABC News/Washington Post Poll (ABC/WP). 2010b/. Trend Data. October 1994-July 2010. Available at www.washingtonpost.com/wp-srv/politics/polls/postpoll_07132010.html
4. ABC News/Washington Post Poll (ABC/WP). 2010c. Storrs, CT: Roper Center for Public Opinion Research, April 22-25.
5. ABC News/Washington Post Poll (ABC/WP). 2010d. Storrs, CT: Roper Center for Public Opinion Research, June 3-6.